1. high costThe smart home still cost a lot of money, and a simple household product to tens of thousands of Yuan. In developing countries, generally have not reached comparable levels of consumption, which leads to many consumers can't afford, so home manufacturers to break through the bottlenecks in the market is the first step of intelligent home products designed to meet the consumption levels in China.2. video door phone system:Video doorbell as part of the intelligent home of the most important, should pay enough attention to existing doorbell system operations complex, lack of human problems, increase investment in technology and work out the details to get a better user experience.